Source file vernacentries.ml
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open Pp
open CErrors
open CAst
open Util
open Names
open Printer
open Goptions
open Libnames
open Vernacexpr
open Locality
open Attributes
module NamedDecl = Context.Named.Declaration
(** TODO: make this function independent of Ltac *)
let (f_interp_redexp, interp_redexp_hook) = Hook.make ()
let get_current_or_global_context ~pstate =
match pstate with
| None -> let env = Global.env () in Evd.(from_env env, env)
| Some p -> Declare.Proof.get_current_context p
let get_goal_or_global_context ~pstate glnum =
match pstate with
| None -> let env = Global.env () in Evd.(from_env env, env)
| Some p -> Declare.Proof.get_goal_context p glnum
let cl_of_qualid = function
| FunClass -> Coercionops.CL_FUN
| SortClass -> Coercionops.CL_SORT
| RefClass r -> ComCoercion.class_of_global (Smartlocate.smart_global ~head:true r)
let scope_class_of_qualid qid =
Notation.scope_class_of_class (cl_of_qualid qid)
(** Standard attributes for definition-like commands. *)
module DefAttributes = struct
type t = {
locality : bool option;
polymorphic : bool;
program : bool;
deprecated : Deprecation.t option;
canonical_instance : bool;
typing_flags : Declarations.typing_flags option;
using : Vernacexpr.section_subset_expr option;
nonuniform : bool;
reversible : bool;
}
let parse ?(coercion=false) f =
let open Attributes in
let nonuniform = if coercion then ComCoercion.nonuniform else Notations.return None in
let (((((((locality, deprecated), polymorphic), program), canonical_instance), typing_flags), using), nonuniform), reversible =
parse Notations.(locality ++ deprecation ++ polymorphic ++ program ++ canonical_instance ++ typing_flags ++ using ++ nonuniform ++ reversible) f
in
if Option.has_some deprecated then
Attributes.unsupported_attributes [CAst.make ("deprecated (use a notation and deprecate that instead)",VernacFlagEmpty)];
let using = Option.map Proof_using.using_from_string using in
let reversible = Option.default true reversible in
let nonuniform = Option.default false nonuniform in
{ polymorphic; program; locality; deprecated; canonical_instance; typing_flags; using; nonuniform; reversible }
end
let module_locality = Attributes.Notations.(locality >>= fun l -> return (make_module_locality l))
let with_locality ~atts f =
let local = Attributes.(parse locality atts) in
f ~local
let with_section_locality ~atts f =
let local = Attributes.(parse locality atts) in
let section_local = make_section_locality local in
f ~section_local
let with_module_locality ~atts f =
let module_local = Attributes.(parse module_locality atts) in
f ~module_local
let with_def_attributes ?coercion ~atts f =
let atts = DefAttributes.parse ?coercion atts in
if atts.DefAttributes.program then Declare.Obls.check_program_libraries ();
f ~atts
let show_proof ~pstate =
try
let pstate = Option.get pstate in
let p = Declare.Proof.get pstate in
let sigma, _ = Declare.Proof.get_current_context pstate in
let pprf = Proof.partial_proof p in
let env = Global.env() in
Pp.prlist_with_sep Pp.fnl (Printer.pr_econstr_env env sigma) pprf
with
| Proof.NoSuchGoal _
| Option.IsNone ->
user_err (str "No goals to show.")
let show_top_evars ~proof =
let Proof.{goals; sigma} = Proof.data proof in
let shelf = Evd.shelf sigma in
let given_up = Evar.Set.elements @@ Evd.given_up sigma in
pr_evars_int sigma ~shelf ~given_up 1 (Evd.undefined_map sigma)
let show_universes ~proof =
let Proof.{goals;sigma} = Proof.data proof in
let ctx = Evd.universe_context_set (Evd.minimize_universes sigma) in
Termops.pr_evar_universe_context (Evd.evar_universe_context sigma) ++ fnl () ++
str "Normalized constraints:" ++ brk(1,1) ++ Univ.pr_universe_context_set (Termops.pr_evd_level sigma) ctx
let show_intro ~proof all =
let open EConstr in
let Proof.{goals;sigma} = Proof.data proof in
if not (List.is_empty goals) then begin
let evi = Evd.find sigma (List.hd goals) in
let env = Evd.evar_filtered_env (Global.env ()) evi in
let l,_= decompose_prod_assum sigma (Termops.strip_outer_cast sigma (Evd.evar_concl evi)) in
if all then
let lid = Tactics.find_intro_names env sigma l in
hov 0 (prlist_with_sep spc Id.print lid)
else if not (List.is_empty l) then
let n = List.last l in
Id.print (List.hd (Tactics.find_intro_names env sigma [n]))
else mt ()
end else mt ()
(** Textual display of a generic "match" template *)
let show_match id =
let patterns =
try ComInductive.make_cases (Nametab.global_inductive id)
with Not_found -> user_err Pp.(str "Unknown inductive type.")
in
let pr_branch l =
str "| " ++ hov 1 (prlist_with_sep spc str l) ++ str " =>"
in
v 1 (str "match # with" ++ fnl () ++
prlist_with_sep fnl pr_branch patterns ++ fnl () ++ str "end" ++ fnl ())
let print_loadpath dir =
let l = Loadpath.get_load_paths () in
let l = match dir with
| None -> l
| Some dir ->
let filter p = is_dirpath_prefix_of dir (Loadpath.logical p) in
List.filter filter l
in
str "Logical Path / Physical path:" ++ fnl () ++
prlist_with_sep fnl Loadpath.pp l
let print_libraries () =
let loaded = Library.loaded_libraries () in
str"Loaded library files: " ++
pr_vertical_list DirPath.print loaded
let print_module qid =
match Nametab.locate_module qid with
| mp -> Printmod.print_module ~with_body:true mp
| exception Not_found -> user_err (str"Unknown Module " ++ pr_qualid qid ++ str".")
let print_modtype qid =
try
let kn = Nametab.locate_modtype qid in
Printmod.print_modtype kn
with Not_found ->
try
let mp = Nametab.locate_module qid in
Printmod.print_module ~with_body:false mp
with Not_found ->
user_err (str"Unknown Module Type or Module " ++ pr_qualid qid ++ str".")
let print_namespace ~pstate ns =
let ns = List.rev (Names.DirPath.repr ns) in
let rec match_dirpath ns = function
| [] -> Some ns
| id::dir ->
begin match match_dirpath ns dir with
| Some [] as y -> y
| Some (a::ns') ->
if Names.Id.equal a id then Some ns'
else None
| None -> None
end
in
let rec match_modulepath ns = function
| MPbound _ -> None
| MPfile dir -> match_dirpath ns (Names.DirPath.repr dir)
| MPdot (mp,lbl) ->
let id = Names.Label.to_id lbl in
begin match match_modulepath ns mp with
| Some [] as y -> y
| Some (a::ns') ->
if Names.Id.equal a id then Some ns'
else None
| None -> None
end
in
let qualified_minus n mp =
let rec list_of_modulepath = function
| MPbound _ -> assert false
| MPfile dir -> Names.DirPath.repr dir
| MPdot (mp,lbl) -> (Names.Label.to_id lbl)::(list_of_modulepath mp)
in
snd (Util.List.chop n (List.rev (list_of_modulepath mp)))
in
let print_list pr l = prlist_with_sep (fun () -> str".") pr l in
let print_kn kn =
let (mp,lbl) = Names.KerName.repr kn in
let qn = (qualified_minus (List.length ns) mp)@[Names.Label.to_id lbl] in
print_list Id.print qn
in
let print_constant ~pstate k body =
let t = body.Declarations.const_type in
let sigma, env = get_current_or_global_context ~pstate in
print_kn k ++ str":" ++ spc() ++ Printer.pr_type_env env sigma t
in
let matches mp = match match_modulepath ns mp with
| Some [] -> true
| _ -> false in
let constants_in_namespace =
Environ.fold_constants (fun c body acc ->
let kn = Constant.user c in
if matches (KerName.modpath kn)
then acc++fnl()++hov 2 (print_constant ~pstate kn body)
else acc)
(Global.env ()) (str"")
in
(print_list Id.print ns)++str":"++fnl()++constants_in_namespace
let print_strategy r =
let open Conv_oracle in
let pr_level = function
| Expand -> str "expand"
| Level 0 -> str "transparent"
| Level n -> str "level" ++ spc() ++ int n
| Opaque -> str "opaque"
in
let pr_strategy (ref, lvl) = pr_global ref ++ str " : " ++ pr_level lvl in
let oracle = Environ.oracle (Global.env ()) in
match r with
| None ->
let fold key lvl (vacc, cacc) = match key with
| VarKey id -> ((GlobRef.VarRef id, lvl) :: vacc, cacc)
| ConstKey cst -> (vacc, (GlobRef.ConstRef cst, lvl) :: cacc)
| RelKey _ -> (vacc, cacc)
in
let var_lvl, cst_lvl = fold_strategy fold oracle ([], []) in
let var_msg =
if List.is_empty var_lvl then mt ()
else str "Variable strategies" ++ fnl () ++
hov 0 (prlist_with_sep fnl pr_strategy var_lvl) ++ fnl ()
in
let cst_msg =
if List.is_empty cst_lvl then mt ()
else str "Constant strategies" ++ fnl () ++
hov 0 (prlist_with_sep fnl pr_strategy cst_lvl)
in
var_msg ++ cst_msg
| Some r ->
let r = Smartlocate.smart_global r in
let key = let open GlobRef in match r with
| VarRef id -> VarKey id
| ConstRef cst -> ConstKey cst
| IndRef _ | ConstructRef _ -> user_err Pp.(str "The reference is not unfoldable.")
in
let lvl = get_strategy oracle key in
pr_strategy (r, lvl)
let print_registered () =
let pr_lib_ref (s,r) =
pr_global r ++ str " registered as " ++ str s
in
hov 0 (prlist_with_sep fnl pr_lib_ref @@ Coqlib.get_lib_refs ())
let dump_universes output g =
let open Univ in
let dump_arc u = function
| UGraph.Node ltle ->
Univ.Level.Map.iter (fun v strict ->
let typ = if strict then Lt else Le in
output typ u v) ltle;
| UGraph.Alias v ->
output Eq u v
in
Univ.Level.Map.iter dump_arc g
let dump_universes_gen prl g s =
let output = open_out s in
let output_constraint, close =
if Filename.check_suffix s ".dot" || Filename.check_suffix s ".gv" then begin
let init = lazy (Printf.fprintf output "digraph universes {\n") in
begin fun kind left right ->
let () = Lazy.force init in
match kind with
| Univ.Lt ->
Printf.fprintf output " \"%s\" -> \"%s\" [style=bold];\n" right left
| Univ.Le ->
Printf.fprintf output " \"%s\" -> \"%s\" [style=solid];\n" right left
| Univ.Eq ->
Printf.fprintf output " \"%s\" -> \"%s\" [style=dashed];\n" left right
end, begin fun () ->
if Lazy.is_val init then Printf.fprintf output "}\n";
close_out output
end
end else begin
begin fun kind left right ->
let kind = match kind with
| Univ.Lt -> "<"
| Univ.Le -> "<="
| Univ.Eq -> "="
in
Printf.fprintf output "%s %s %s ;\n" left kind right
end, (fun () -> close_out output)
end
in
let output_constraint k l r = output_constraint k (prl l) (prl r) in
try
dump_universes output_constraint g;
close ();
str "Universes written to file \"" ++ str s ++ str "\"."
with reraise ->
let reraise = Exninfo.capture reraise in
close ();
Exninfo.iraise reraise
let universe_subgraph ?loc kept univ =
let open Univ in
let parse q =
try Level.make (Nametab.locate_universe q)
with Not_found ->
CErrors.user_err Pp.(str "Undeclared universe " ++ pr_qualid q ++ str".")
in
let kept = List.fold_left (fun kept q -> Level.Set.add (parse q) kept) Level.Set.empty kept in
let csts = UGraph.constraints_for ~kept univ in
let add u newgraph =
let strict = UGraph.check_constraint univ (Level.set,Lt,u) in
UGraph.add_universe u ~lbound:UGraph.Bound.Set ~strict newgraph
in
let univ = Level.Set.fold add kept UGraph.initial_universes in
UGraph.merge_constraints csts univ
let sort_universes g =
let open Univ in
let rec normalize u = match Level.Map.find u g with
| UGraph.Alias u -> normalize u
| UGraph.Node _ -> u
in
let get_next u = match Level.Map.find u g with
| UGraph.Alias u -> assert false
| UGraph.Node ltle -> ltle
in
let rec traverse accu todo = match todo with
| [] -> accu
| (u, n) :: todo ->
let () = assert (Level.equal (normalize u) u) in
let n = match Level.Map.find u accu with
| m -> if m < n then Some n else None
| exception Not_found -> Some n
in
match n with
| None -> traverse accu todo
| Some n ->
let accu = Level.Map.add u n accu in
let next = get_next u in
let fold v lt todo =
let v = normalize v in
if lt then (v, n + 1) :: todo else (v, n) :: todo
in
let todo = Level.Map.fold fold next todo in
traverse accu todo
in
let levels = traverse Level.Map.empty [normalize Level.set, 0] in
let max_level = Level.Map.fold (fun _ n accu -> max n accu) levels 0 in
let dummy_mp = Names.DirPath.make [Names.Id.of_string "Type"] in
let ulevels = Array.init max_level (fun i -> Level.(make (UGlobal.make dummy_mp "" i))) in
let fold (cur, ans) u =
let ans = Level.Map.add cur (UGraph.Node (Level.Map.singleton u true)) ans in
(u, ans)
in
let _, ans = Array.fold_left fold (Level.set, Level.Map.empty) ulevels in
let ulevels = Array.cons Level.set ulevels in
let fold u _ ans =
if Level.is_set u then ans
else
let n = Level.Map.find (normalize u) levels in
Level.Map.add u (UGraph.Alias ulevels.(n)) ans
in
Level.Map.fold fold g ans
let print_universes ?loc ~sort ~subgraph dst =
let univ = Global.universes () in
let univ = match subgraph with
| None -> univ
| Some g -> universe_subgraph ?loc g univ
in
let univ = UGraph.repr univ in
let univ = if sort then sort_universes univ else univ in
let pr_remaining =
if Global.is_joined_environment () then mt ()
else str"There may remain asynchronous universe constraints"
in
let prl = UnivNames.(pr_with_global_universes empty_binders) in
begin match dst with
| None -> UGraph.pr_universes prl univ ++ pr_remaining
| Some s -> dump_universes_gen (fun u -> Pp.string_of_ppcmds (prl u)) univ s
end
let locate_file f =
let file = Flags.silently Loadpath.locate_file f in
str file
let msg_found_library = function
| Loadpath.LibLoaded, fulldir, file ->
hov 0 (DirPath.print fulldir ++ strbrk " has been loaded from file " ++ str file)
| Loadpath.LibInPath, fulldir, file ->
hov 0 (DirPath.print fulldir ++ strbrk " is bound to file " ++ str file)
let err_unmapped_library ?from qid =
let prefix = match from with
| None -> mt ()
| Some from ->
str " with prefix " ++ DirPath.print from
in
strbrk "Cannot find a physical path bound to logical path "
++ pr_qualid qid ++ prefix ++ str "."
let err_notfound_library ?from qid =
let prefix = match from with
| None -> mt ()
| Some from -> str " with prefix " ++ DirPath.print from
in
let bonus =
if !Flags.load_vos_libraries then mt ()
else str " (while searching for a .vos file)"
in
strbrk "Unable to locate library " ++ pr_qualid qid ++ prefix ++ bonus
++ str "."
exception UnmappedLibrary of Names.DirPath.t option * Libnames.qualid
exception NotFoundLibrary of Names.DirPath.t option * Libnames.qualid
let _ = CErrors.register_handler begin function
| UnmappedLibrary (from, qid) -> Some (err_unmapped_library ?from qid)
| NotFoundLibrary (from, qid) -> Some (err_notfound_library ?from qid)
| _ -> None
end
let print_located_library qid =
let open Loadpath in
match locate_qualified_library qid with
| Ok lib -> msg_found_library lib
| Error LibUnmappedDir -> raise (UnmappedLibrary (None, qid))
| Error LibNotFound -> raise (NotFoundLibrary (None, qid))
let smart_global r =
let gr = Smartlocate.smart_global r in
Dumpglob.add_glob ?loc:r.loc gr;
gr
let dump_global r =
try
let gr = Smartlocate.smart_global r in
Dumpglob.add_glob ?loc:r.loc gr
with e when CErrors.noncritical e -> ()
let vernac_reserved_notation ~module_local ~infix l =
Metasyntax.add_reserved_notation ~local:module_local ~infix l
let vernac_declare_scope ~module_local sc =
Metasyntax.declare_scope module_local sc
let vernac_delimiters ~module_local sc action =
match action with
| Some lr -> Metasyntax.add_delimiters module_local sc lr
| None -> Metasyntax.remove_delimiters module_local sc
let vernac_bind_scope ~module_local sc cll =
Metasyntax.add_class_scope module_local sc (List.map scope_class_of_qualid cll)
let vernac_open_close_scope ~section_local (b,s) =
Notation.open_close_scope (section_local,b,s)
let vernac_notation ~atts ~infix =
let module_local, deprecation = Attributes.(parse Notations.(module_locality ++ deprecation) atts) in
Metasyntax.add_notation ~local:module_local ~infix deprecation (Global.env())
let vernac_custom_entry ~module_local s =
Metasyntax.declare_custom_entry module_local s
let check_name_freshness locality {CAst.loc;v=id} : unit =
if Nametab.exists_cci (Lib.make_path id) || Termops.is_section_variable (Global.env ()) id ||
locality <> Locality.Discharge && Nametab.exists_cci (Lib.make_path_except_section id)
then
user_err ?loc (Id.print id ++ str " already exists.")
let program_inference_hook env sigma ev =
let tac = !Declare.Obls.default_tactic in
let evi = Evd.find sigma ev in
let evi = Evarutil.nf_evar_info sigma evi in
let env = Evd.evar_filtered_env env evi in
try
let concl = evi.Evd.evar_concl in
if not (Evarutil.is_ground_env sigma env &&
Evarutil.is_ground_term sigma concl)
then None
else
let c, _, _, _, ctx =
Declare.build_by_tactic ~poly:false env ~uctx:(Evd.evar_universe_context sigma) ~typ:concl tac
in
Some (Evd.set_universe_context sigma ctx, EConstr.of_constr c)
with
| Logic_monad.TacticFailure e when noncritical e ->
user_err Pp.(str "The statement obligations could not be resolved \
automatically, write a statement definition first.")
let vernac_set_used_variables ~pstate using : Declare.Proof.t =
let env = Global.env () in
let sigma, _ = Declare.Proof.get_current_context pstate in
let initial_goals pf = Proofview.initial_goals Proof.((data pf).entry) in
let terms = List.map pi3 (initial_goals (Declare.Proof.get pstate)) in
let using = Proof_using.definition_using env sigma ~using ~terms in
let vars = Environ.named_context env in
Names.Id.Set.iter (fun id ->
if not (List.exists (NamedDecl.get_id %> Id.equal id) vars) then
user_err
(str "Unknown variable: " ++ Id.print id ++ str "."))
using;
let _, pstate = Declare.Proof.set_used_variables pstate ~using in
pstate
let vernac_set_used_variables_opt ?using pstate =
match using with
| None -> pstate
| Some expr -> vernac_set_used_variables ~pstate expr
let interp_lemma ~program_mode ~flags ~scope env0 evd thms =
let inference_hook = if program_mode then Some program_inference_hook else None in
List.fold_left_map (fun evd ((id, _), (bl, t)) ->
let evd, (impls, ((env, ctx), imps)) =
Constrintern.interp_context_evars ~program_mode env0 evd bl
in
let evd, (t', imps') = Constrintern.interp_type_evars_impls ~flags ~impls env evd t in
let flags = Pretyping.{ all_and_fail_flags with program_mode } in
let evd = Pretyping.solve_remaining_evars ?hook:inference_hook flags env evd in
let ids = List.map Context.Rel.Declaration.get_name ctx in
check_name_freshness scope id;
let thm = Declare.CInfo.make ~name:id.CAst.v ~typ:(EConstr.it_mkProd_or_LetIn t' ctx)
~args:ids ~impargs:(imps @ imps') () in
evd, thm)
evd thms
let post_check_evd ~udecl ~poly evd =
let () =
if not UState.(udecl.univdecl_extensible_instance &&
udecl.univdecl_extensible_constraints) then
ignore (Evd.check_univ_decl ~poly evd udecl)
in
if poly then evd
else
Evd.fix_undefined_variables evd
let start_lemma_com ~typing_flags ~program_mode ~poly ~scope ~kind ?using ?hook thms =
let env0 = Global.env () in
let env0 = Environ.update_typing_flags ?typing_flags env0 in
let flags = Pretyping.{ all_no_fail_flags with program_mode } in
let decl = fst (List.hd thms) in
let evd, udecl = Constrintern.interp_univ_decl_opt env0 (snd decl) in
let evd, thms = interp_lemma ~program_mode ~flags ~scope env0 evd thms in
let mut_analysis = RecLemmas.look_for_possibly_mutual_statements evd thms in
let evd = Evd.minimize_universes evd in
let info = Declare.Info.make ?hook ~poly ~scope ~kind ~udecl ?typing_flags () in
begin
match mut_analysis with
| RecLemmas.NonMutual thm ->
let thm = Declare.CInfo.to_constr evd thm in
let evd = post_check_evd ~udecl ~poly evd in
Declare.Proof.start_with_initialization ~info ~cinfo:thm evd
| RecLemmas.Mutual { mutual_info; cinfo ; possible_guards } ->
let cinfo = List.map (Declare.CInfo.to_constr evd) cinfo in
let evd = post_check_evd ~udecl ~poly evd in
Declare.Proof.start_mutual_with_initialization ~info ~cinfo evd ~mutual_info (Some possible_guards)
end
|> vernac_set_used_variables_opt ?using
let vernac_definition_hook ~canonical_instance ~local ~poly ~nonuniform ~reversible = let open Decls in function
| Coercion ->
Some (ComCoercion.add_coercion_hook ~poly ~nonuniform ~reversible)
| CanonicalStructure ->
Some (Declare.Hook.(make (fun { S.dref } -> Canonical.declare_canonical_structure ?local dref)))
| SubClass ->
Some (ComCoercion.add_subclass_hook ~poly ~reversible)
| Definition when canonical_instance ->
Some (Declare.Hook.(make (fun { S.dref } -> Canonical.declare_canonical_structure ?local dref)))
| Let when canonical_instance ->
Some (Declare.Hook.(make (fun { S.dref } -> Canonical.declare_canonical_structure dref)))
| _ -> None
let default_thm_id = Id.of_string "Unnamed_thm"
let fresh_name_for_anonymous_theorem () =
Namegen.next_global_ident_away default_thm_id Id.Set.empty
let vernac_definition_name lid local =
let lid =
match lid with
| { v = Name.Anonymous; loc } ->
CAst.make ?loc (fresh_name_for_anonymous_theorem ())
| { v = Name.Name n; loc } -> CAst.make ?loc n in
let () =
match local with
| Discharge -> Dumpglob.dump_definition lid true "var"
| Global _ -> Dumpglob.dump_definition lid false "def"
in
lid
let vernac_definition_interactive ~atts (discharge, kind) (lid, pl) bl t =
let open DefAttributes in
let local = enforce_locality_exp atts.locality discharge in
let hook = vernac_definition_hook ~canonical_instance:atts.canonical_instance ~local:atts.locality ~poly:atts.polymorphic ~nonuniform:atts.nonuniform ~reversible:atts.reversible kind in
let program_mode = atts.program in
let poly = atts.polymorphic in
let typing_flags = atts.typing_flags in
let name = vernac_definition_name lid local in
start_lemma_com ~typing_flags ~program_mode ~poly ~scope:local ~kind:(Decls.IsDefinition kind) ?using:atts.using ?hook [(name, pl), (bl, t)]
let vernac_definition ~atts ~pm (discharge, kind) (lid, pl) bl red_option c typ_opt =
let open DefAttributes in
let scope = enforce_locality_exp atts.locality discharge in
let hook = vernac_definition_hook ~canonical_instance:atts.canonical_instance ~local:atts.locality ~poly:atts.polymorphic kind ~nonuniform:atts.nonuniform ~reversible:atts.reversible in
let program_mode = atts.program in
let typing_flags = atts.typing_flags in
let name = vernac_definition_name lid scope in
let red_option = match red_option with
| None -> None
| Some r ->
let env = Global.env () in
let sigma = Evd.from_env env in
Some (snd (Hook.get f_interp_redexp env sigma r)) in
if program_mode then
let kind = Decls.IsDefinition kind in
ComDefinition.do_definition_program ~pm ~name:name.v
~poly:atts.polymorphic ?typing_flags ~scope ~kind pl bl red_option c typ_opt ?hook
else
let () =
ComDefinition.do_definition ~name:name.v
~poly:atts.polymorphic ?typing_flags ~scope ~kind ?using:atts.using pl bl red_option c typ_opt ?hook in
pm
let vernac_start_proof ~atts kind l =
let open DefAttributes in
let scope = enforce_locality_exp atts.locality NoDischarge in
if Dumpglob.dump () then
List.iter (fun ((id, _), _) -> Dumpglob.dump_definition id false "prf") l;
start_lemma_com
~typing_flags:atts.typing_flags
~program_mode:atts.program
~poly:atts.polymorphic
~scope ~kind:(Decls.IsProof kind) ?using:atts.using l
let vernac_end_proof ~lemma ~pm = let open Vernacexpr in function
| Admitted ->
Declare.Proof.save_admitted ~pm ~proof:lemma
| Proved (opaque,idopt) ->
let pm, _ = Declare.Proof.save ~pm ~proof:lemma ~opaque ~idopt
in pm
let vernac_abort ~lemma:_ ~pm = pm
let vernac_exact_proof ~lemma ~pm c =
let lemma, status = Declare.Proof.by (Tactics.exact_proof c) lemma in
let pm, _ = Declare.Proof.save ~pm ~proof:lemma ~opaque:Opaque ~idopt:None in
if not status then Feedback.feedback Feedback.AddedAxiom;
pm
let vernac_assumption ~atts discharge kind l nl =
let open DefAttributes in
let scope = enforce_locality_exp atts.locality discharge in
List.iter (fun (is_coe,(idl,c)) ->
if Dumpglob.dump () then
List.iter (fun (lid, _) ->
match scope with
| Global _ -> Dumpglob.dump_definition lid false "ax"
| Discharge -> Dumpglob.dump_definition lid true "var") idl) l;
if Option.has_some atts.using then
Attributes.unsupported_attributes [CAst.make ("using",VernacFlagEmpty)];
ComAssumption.do_assumptions ~poly:atts.polymorphic ~program_mode:atts.program ~scope ~kind nl l
let is_polymorphic_inductive_cumulativity =
declare_bool_option_and_ref ~depr:false ~value:false
~key:["Polymorphic";"Inductive";"Cumulativity"]
let polymorphic_cumulative ~is_defclass =
let error_poly_context () =
user_err
Pp.(str "The cumulative attribute can only be used in a polymorphic context.");
in
let open Attributes in
let open Notations in
qualify_attribute "universes"
(bool_attribute ~name:"polymorphic"
++ bool_attribute ~name:"cumulative")
>>= fun (poly,cumul) ->
if is_defclass && Option.has_some cumul
then user_err Pp.(str "Definitional classes do not support the inductive cumulativity attribute.");
match poly, cumul with
| Some poly, Some cumul ->
if poly then return (true, cumul)
else error_poly_context ()
| Some poly, None ->
if poly then return (true, is_polymorphic_inductive_cumulativity ())
else return (false, false)
| None, Some cumul ->
if is_universe_polymorphism () then return (true, cumul)
else error_poly_context ()
| None, None ->
if is_universe_polymorphism () then
return (true, is_polymorphic_inductive_cumulativity ())
else
return (false, false)
let get_uniform_inductive_parameters =
Goptions.declare_bool_option_and_ref
~depr:false
~key:["Uniform"; "Inductive"; "Parameters"]
~value:false
let should_treat_as_uniform () =
if get_uniform_inductive_parameters ()
then ComInductive.UniformParameters
else ComInductive.NonUniformParameters
let vernac_record ~template udecl ~cumulative k ~poly ?typing_flags ~primitive_proj finite records =
let map ((is_coercion, name), binders, sort, nameopt, cfs, ido) =
let idbuild = match nameopt with
| None -> Nameops.add_prefix "Build_" name.v
| Some lid -> lid.v
in
let default_inhabitant_id = Option.map (fun CAst.{v=id} -> id) ido in
Record.Ast.{ name; is_coercion; binders; cfs; idbuild; sort; default_inhabitant_id }
in
let records = List.map map records in
match typing_flags with
| Some _ ->
CErrors.user_err (Pp.str "Typing flags are not yet supported for records.")
| None -> records
let (indl:(inductive_expr * decl_notation list) list) =
match indl with
| [] -> assert false
| (((coe,(id,udecl)),b,c,d),e) :: rest ->
let rest = List.map (fun (((coe,(id,udecl)),b,c,d),e) ->
if Option.has_some udecl
then user_err Pp.(strbrk "Universe binders must be on the first inductive of the block.")
else (((coe,id),b,c,d),e))
rest
in
udecl, (((coe,id),b,c,d),e) :: rest
let finite_of_kind = let open Declarations in function
| Inductive_kw -> Finite
| CoInductive -> CoFinite
| Variant | Record | Structure | Class _ -> BiFinite
let private_ind =
let open Attributes in
let open Notations in
attribute_of_list
[ "matching"
, single_key_parser ~name:"Private (matching) inductive type" ~key:"matching" ()
]
|> qualify_attribute "private"
>>= function
| Some () -> return true
| None -> return false
(** Flag governing use of primitive projections. Disabled by default. *)
let primitive_flag =
Goptions.declare_bool_option_and_ref
~depr:false
~key:["Primitive";"Projections"]
~value:false
let primitive_proj =
let open Attributes in
let open Notations in
qualify_attribute "projections" (bool_attribute ~name:"primitive")
>>= function
| Some t -> return t
| None -> return (primitive_flag ())
module Preprocessed_Mind_decl = struct
type flags = {
template : bool option;
udecl : Constrexpr.cumul_univ_decl_expr option;
cumulative : bool;
poly : bool;
finite : Declarations.recursivity_kind;
}
type record = {
flags : flags;
primitive_proj : bool;
kind : Vernacexpr.inductive_kind;
records : Record.Ast.t list;
}
type inductive = {
flags : flags;
typing_flags : Declarations.typing_flags option;
private_ind : bool;
uniform : ComInductive.uniform_inductive_flag;
inductives : (Vernacexpr.one_inductive_expr * Vernacexpr.decl_notation list) list;
}
type t =
| Record of record
| Inductive of inductive
end
let preprocess_inductive_decl ~atts kind indl =
let udecl, indl = extract_inductive_udecl indl in
let is_defclass = match kind, indl with
| Class _, [ ( id , bl , c , Constructors [l]), [] ] -> Some (id, bl, c, l)
| _ -> None
in
let finite = finite_of_kind kind in
let is_record = function
| ((_ , _ , _ , RecordDecl _), _) -> true
| _ -> false
in
let is_constructor = function
| ((_ , _ , _ , Constructors _), _) -> true
| _ -> false
in
let prim_proj_attr : bool Attributes.Notations.t =
if List.for_all is_record indl then primitive_proj
else Notations.return false
in
let (((template, (poly, cumulative)), private_ind), typing_flags), primitive_proj =
Attributes.(
parse Notations.(
template
++ polymorphic_cumulative ~is_defclass:(Option.has_some is_defclass)
++ private_ind ++ typing_flags ++ prim_proj_attr)
atts)
in
if Option.has_some is_defclass then
let (id, bl, c, l) = Option.get is_defclass in
let bl = match bl with
| bl, None -> bl
| _ -> CErrors.user_err Pp.(str "Definitional classes do not support the \"|\" syntax.")
in
if fst id then
user_err Pp.(str "Definitional classes do not support the \">\" syntax.");
let (coe, (lid, ce)) = l in
let coe' = if coe then BackInstance else NoInstance in
let f = AssumExpr ((make ?loc:lid.loc @@ Name lid.v), [], ce),
{ rf_subclass = coe' ; rf_reverse = None ; rf_priority = None ; rf_notation = [] ; rf_canonical = true } in
let recordl = [id, bl, c, None, [f], None] in
let kind = Class true in
let records = vernac_record ~template udecl ~cumulative kind ~poly ?typing_flags ~primitive_proj finite recordl in
indl, Preprocessed_Mind_decl.(Record { flags = { template; udecl; cumulative; poly; finite; }; primitive_proj; kind; records })
else if List.for_all is_record indl then
let () = match kind with
| Variant ->
user_err (str "The Variant keyword does not support syntax { ... }.")
| Record | Structure | Class _ | Inductive_kw | CoInductive -> ()
in
let check_where ((_, _, _, _), wh) = match wh with
| [] -> ()
| _ :: _ ->
user_err (str "\"where\" clause not supported for records.")
in
let () = List.iter check_where indl in
let unpack ((id, bl, c, decl), _) = match decl with
| RecordDecl (oc, fs, ido) ->
let bl = match bl with
| bl, None -> bl
| _ -> CErrors.user_err Pp.(str "Records do not support the \"|\" syntax.")
in
(id, bl, c, oc, fs, ido)
| Constructors _ -> assert false
in
let kind = match kind with Class _ -> Class false | _ -> kind in
let recordl = List.map unpack indl in
let records = vernac_record ~template udecl ~cumulative kind ~poly ?typing_flags ~primitive_proj finite recordl in
indl, Preprocessed_Mind_decl.(Record { flags = { template; udecl; cumulative; poly; finite; }; primitive_proj; kind; records })
else if List.for_all is_constructor indl then
let () = match kind with
| (Record | Structure) ->
user_err (str "The Record keyword is for types defined using the syntax { ... }.")
| Class _ ->
user_err (str "Inductive classes not supported.")
| Variant | Inductive_kw | CoInductive -> ()
in
let check_name ((na, _, _, _), _) = match na with
| (true, _) ->
user_err (str "Variant types do not handle the \"> Name\" \
syntax, which is reserved for records. Use the \":>\" \
syntax on constructors instead.")
| _ -> ()
in
let () = List.iter check_name indl in
let unpack (((_, id) , bl, c, decl), ntn) = match decl with
| Constructors l -> (id, bl, c, l), ntn
| RecordDecl _ -> assert false
in
let inductives = List.map unpack indl in
let uniform = should_treat_as_uniform () in
indl, Preprocessed_Mind_decl.(Inductive { flags = { template; udecl; cumulative; poly; finite }; typing_flags; private_ind; uniform; inductives })
else
user_err (str "Mixed record-inductive definitions are not allowed.")
let dump_inductive indl_for_glob decl =
let open Preprocessed_Mind_decl in
if Dumpglob.dump () then begin
List.iter (fun (((coe,lid), _, _, cstrs), _) ->
match cstrs with
| Constructors cstrs ->
Dumpglob.dump_definition lid false "ind";
List.iter (fun (_, (lid, _)) ->
Dumpglob.dump_definition lid false "constr") cstrs
| _ -> ())
indl_for_glob;
match decl with
| Record { flags = { template; udecl; cumulative; poly; finite; }; kind; primitive_proj; records } ->
let dump_glob_proj (x, _) = match x with
| Vernacexpr.(AssumExpr ({loc;v=Name id}, _, _) | DefExpr ({loc;v=Name id}, _, _, _)) ->
Dumpglob.dump_definition (make ?loc id) false "proj"
| _ -> () in
records |> List.iter (fun { Record.Ast.cfs; name } ->
let () = Dumpglob.dump_definition name false "rec" in
List.iter dump_glob_proj cfs)
| Inductive _ -> ()
end
let vernac_inductive ~atts kind indl =
let open Preprocessed_Mind_decl in
let indl_for_glob, decl = preprocess_inductive_decl ~atts kind indl in
dump_inductive indl_for_glob decl;
match decl with
| Record { flags = { template; udecl; cumulative; poly; finite; }; kind; primitive_proj; records } ->
let _ : _ list =
Record.definition_structure ~template udecl kind ~cumulative ~poly ~primitive_proj finite records in
()
| Inductive { flags = { template; udecl; cumulative; poly; finite; }; typing_flags; private_ind; uniform; inductives } ->
ComInductive.do_mutual_inductive ~template udecl inductives ~cumulative ~poly ?typing_flags ~private_ind ~uniform finite
let preprocess_inductive_decl ~atts kind indl =
snd @@ preprocess_inductive_decl ~atts kind indl
let vernac_fixpoint_common ~atts discharge l =
if Dumpglob.dump () then
List.iter (fun { fname } -> Dumpglob.dump_definition fname false "def") l;
enforce_locality_exp atts.DefAttributes.locality discharge
let vernac_fixpoint_interactive ~atts discharge l =
let open DefAttributes in
let scope = vernac_fixpoint_common ~atts discharge l in
if atts.program then
CErrors.user_err Pp.(str"Program Fixpoint requires a body.");
let typing_flags = atts.typing_flags in
ComFixpoint.do_fixpoint_interactive ~scope ~poly:atts.polymorphic ?typing_flags l
|> vernac_set_used_variables_opt ?using:atts.using
let vernac_fixpoint ~atts ~pm discharge l =
let open DefAttributes in
let scope = vernac_fixpoint_common ~atts discharge l in
let typing_flags = atts.typing_flags in
if atts.program then
ComProgramFixpoint.do_fixpoint ~pm ~scope ~poly:atts.polymorphic ?typing_flags ?using:atts.using l
else
let () = ComFixpoint.do_fixpoint ~scope ~poly:atts.polymorphic ?typing_flags ?using:atts.using l in
pm
let vernac_cofixpoint_common ~atts discharge l =
if Dumpglob.dump () then
List.iter (fun { fname } -> Dumpglob.dump_definition fname false "def") l;
enforce_locality_exp atts.DefAttributes.locality discharge
let vernac_cofixpoint_interactive ~atts discharge l =
let open DefAttributes in
let scope = vernac_cofixpoint_common ~atts discharge l in
if atts.program then
CErrors.user_err Pp.(str"Program CoFixpoint requires a body.");
vernac_set_used_variables_opt ?using:atts.using
(ComFixpoint.do_cofixpoint_interactive ~scope ~poly:atts.polymorphic l)
let vernac_cofixpoint ~atts ~pm discharge l =
let open DefAttributes in
let scope = vernac_cofixpoint_common ~atts discharge l in
if atts.program then
ComProgramFixpoint.do_cofixpoint ~pm ~scope ~poly:atts.polymorphic ?using:atts.using l
else
let () = ComFixpoint.do_cofixpoint ~scope ~poly:atts.polymorphic ?using:atts.using l in
pm
let vernac_scheme l =
if Dumpglob.dump () then
List.iter (fun (lid, sch) ->
Option.iter (fun lid -> Dumpglob.dump_definition lid false "def") lid;
dump_global sch.sch_qualid) l;
Indschemes.do_scheme (Global.env ()) l
let vernac_scheme_equality sch id =
if Dumpglob.dump () then
dump_global id;
Indschemes.do_scheme_equality sch id
let vernac_combined_scheme lid l =
if Dumpglob.dump () then
(Dumpglob.dump_definition lid false "def";
List.iter (fun {loc;v=id} -> dump_global (make ?loc @@ Constrexpr.AN (qualid_of_ident ?loc id))) l);
Indschemes.do_combined_scheme lid l
let vernac_universe ~poly l =
if poly && not (Global.sections_are_opened ()) then
user_err
(str"Polymorphic universes can only be declared inside sections, " ++
str "use Monomorphic Universe instead.");
DeclareUniv.do_universe ~poly l
let vernac_constraint ~poly l =
if poly && not (Global.sections_are_opened ()) then
user_err
(str"Polymorphic universe constraints can only be declared"
++ str " inside sections, use Monomorphic Constraint instead.");
DeclareUniv.do_constraint ~poly l
let warn_not_importable = CWarnings.create ~name:"not-importable" ~category:"modules"
Pp.(fun c -> str "Cannot import local constant "
++ Printer.pr_constant (Global.env()) c
++ str ", it will be ignored.")
let importable_extended_global_of_path ?loc path =
match Nametab.extended_global_of_path path with
| Globnames.TrueGlobal (GlobRef.ConstRef c) as ref ->
if Declare.is_local_constant c then begin
warn_not_importable ?loc c;
None
end
else Some ref
| ref -> Some ref
let add_subnames_of ?loc len n ns full_n ref =
let open GlobRef in
let add1 r ns = (len, Globnames.TrueGlobal r) :: ns in
match ref with
| Globnames.Abbrev _ | Globnames.TrueGlobal (ConstRef _ | ConstructRef _ | VarRef _) ->
CErrors.user_err ?loc Pp.(str "Only inductive types can be used with Import (...).")
| Globnames.TrueGlobal (IndRef (mind,i)) ->
let open Declarations in
let dp = Libnames.dirpath full_n in
let mib = Global.lookup_mind mind in
let mip = mib.mind_packets.(i) in
let ns = add1 (IndRef (mind,i)) ns in
let ns = Array.fold_left_i (fun j ns _ -> add1 (ConstructRef ((mind,i),j+1)) ns)
ns mip.mind_consnames
in
List.fold_left (fun ns f ->
let s = Indrec.elimination_suffix f in
let n_elim = Id.of_string (Id.to_string mip.mind_typename ^ s) in
match importable_extended_global_of_path ?loc (Libnames.make_path dp n_elim) with
| exception Not_found -> ns
| None -> ns
| Some ref -> (len, ref) :: ns)
ns Sorts.all_families
let interp_names m ns =
let dp_m = Nametab.dirpath_of_module m in
let ns =
List.fold_left (fun ns (n,etc) ->
let len, full_n =
let dp_n,n = repr_qualid n in
List.length (DirPath.repr dp_n), make_path (append_dirpath dp_m dp_n) n
in
let ref = try importable_extended_global_of_path ?loc:n.loc full_n
with Not_found ->
CErrors.user_err ?loc:n.loc
Pp.(str "Cannot find name " ++ pr_qualid n ++ spc() ++
str "in module " ++ pr_qualid (Nametab.shortest_qualid_of_module m) ++ str ".")
in
match ref with
| Some ref ->
let ns = (len,ref) :: ns in
if etc then add_subnames_of ?loc:n.loc len n ns full_n ref else ns
| None -> ns)
[] ns
in
ns
let cache_name (len,n) =
let open Globnames in
let open GlobRef in
match n with
| Abbrev kn -> Abbreviation.import_abbreviation (len+1) (Nametab.path_of_abbreviation kn) kn
| TrueGlobal (VarRef _) -> assert false
| TrueGlobal (ConstRef c) when Declare.is_local_constant c ->
warn_not_importable c
| TrueGlobal gr ->
Nametab.(push (Exactly (len+1)) (path_of_global gr) gr)
let cache_names ns = List.iter cache_name ns
let subst_names (subst,ns) = List.Smart.map (on_snd (Globnames.subst_extended_reference subst)) ns
let inExportNames = Libobject.declare_object
(Libobject.global_object "EXPORTNAMES"
~cache:cache_names ~subst:(Some subst_names)
~discharge:(fun x -> Some x))
let import_names ~export m ns =
let ns = interp_names m ns in
match export with
| Lib.Export -> Lib.add_leaf (inExportNames ns)
| Lib.Import -> cache_names ns
let interp_import_cats cats =
Option.cata
(fun cats -> Libobject.make_filter ~finite:(not cats.negative) cats.import_cats)
Libobject.unfiltered
cats
let import_module_with_filter ~export cats m f =
match f with
| ImportAll -> Declaremods.import_module cats ~export m
| ImportNames ns -> import_names ~export m ns
let check_no_filter_when_using_cats l =
List.iter (function
| _, ImportAll -> ()
| q, ImportNames _ ->
CErrors.user_err ?loc:q.loc
Pp.(str "Cannot combine importing by categories and importing by names."))
l
let vernac_import (export, cats) refl =
if Option.has_some cats then check_no_filter_when_using_cats refl;
let cats = interp_import_cats cats in
let import_mod (qid,f) =
let loc = qid.loc in
let m = try
let m = Nametab.locate_module qid in
let () = Dumpglob.dump_modref ?loc m "mod" in
let () = if Modops.is_functor (Global.lookup_module m).Declarations.mod_type
then CErrors.user_err ?loc Pp.(str "Cannot import functor " ++ pr_qualid qid ++ str".")
in
m
with Not_found ->
CErrors.user_err ?loc Pp.(str "Cannot find module " ++ pr_qualid qid ++ str ".")
in
import_module_with_filter ~export cats m f
in
List.iter import_mod refl
let vernac_declare_module export {loc;v=id} binders_ast mty_ast =
if Global.sections_are_opened () then
user_err Pp.(str "Modules and Module Types are not allowed inside sections.");
let binders_ast = List.map
(fun (export,idl,ty) ->
if not (Option.is_empty export) then
user_err Pp.(str "Arguments of a functor declaration cannot be exported. Remove the \"Export\" and \"Import\" keywords from every functor argument.")
else (idl,ty)) binders_ast in
let mp = Declaremods.declare_module id binders_ast (Declaremods.Enforce mty_ast) [] in
Dumpglob.dump_moddef ?loc mp "mod";
Flags.if_verbose Feedback.msg_info (str "Module " ++ Id.print id ++ str " is declared");
Option.iter (fun export -> vernac_import export [qualid_of_ident id, ImportAll]) export
let vernac_define_module export {loc;v=id} (binders_ast : module_binder list) mty_ast_o mexpr_ast_l =
if Global.sections_are_opened () then
user_err Pp.(str "Modules and Module Types are not allowed inside sections.");
match mexpr_ast_l with
| [] ->
let binders_ast,argsexport =
List.fold_right
(fun (export,idl,ty) (args,argsexport) ->
(idl,ty)::args, (List.map (fun {v=i} -> export,i)idl)@argsexport) binders_ast
([],[]) in
let export = Option.map (on_snd interp_import_cats) export in
let mp = Declaremods.start_module export id binders_ast mty_ast_o in
Dumpglob.dump_moddef ?loc mp "mod";
Flags.if_verbose Feedback.msg_info
(str "Interactive Module " ++ Id.print id ++ str " started");
List.iter
(fun (export,id) ->
Option.iter
(fun export -> vernac_import export [qualid_of_ident id, ImportAll]) export
) argsexport
| _::_ ->
let binders_ast = List.map
(fun (export,idl,ty) ->
if not (Option.is_empty export) then
user_err Pp.(str "Arguments of a functor definition can be imported only if the definition is interactive. Remove the \"Export\" and \"Import\" keywords from every functor argument.")
else (idl,ty)) binders_ast in
let mp =
Declaremods.declare_module
id binders_ast mty_ast_o mexpr_ast_l
in
Dumpglob.dump_moddef ?loc mp "mod";
Flags.if_verbose Feedback.msg_info
(str "Module " ++ Id.print id ++ str " is defined");
Option.iter (fun export -> vernac_import export [qualid_of_ident id, ImportAll])
export
let vernac_end_module export {loc;v=id} =
let mp = Declaremods.end_module () in
Dumpglob.dump_modref ?loc mp "mod";
Flags.if_verbose Feedback.msg_info (str "Module " ++ Id.print id ++ str " is defined");
Option.iter (fun (export,filter) ->
Declaremods.import_module filter ~export mp)
export
let vernac_declare_module_type {loc;v=id} binders_ast mty_sign mty_ast_l =
if Global.sections_are_opened () then
user_err Pp.(str "Modules and Module Types are not allowed inside sections.");
match mty_ast_l with
| [] ->
let binders_ast,argsexport =
List.fold_right
(fun (export,idl,ty) (args,argsexport) ->
(idl,ty)::args, (List.map (fun {v=i} -> export,i)idl)@argsexport) binders_ast
([],[]) in
let mp = Declaremods.start_modtype id binders_ast mty_sign in
Dumpglob.dump_moddef ?loc mp "modtype";
Flags.if_verbose Feedback.msg_info
(str "Interactive Module Type " ++ Id.print id ++ str " started");
List.iter
(fun (export,id) ->
Option.iter
(fun export -> vernac_import export [qualid_of_ident ?loc id, ImportAll]) export
) argsexport
| _ :: _ ->
let binders_ast = List.map
(fun (export,idl,ty) ->
if not (Option.is_empty export) then
user_err Pp.(str "Arguments of a functor definition can be imported only if the definition is interactive. Remove the \"Export\" and \"Import\" keywords from every functor argument.")
else (idl,ty)) binders_ast in
let mp = Declaremods.declare_modtype id binders_ast mty_sign mty_ast_l in
Dumpglob.dump_moddef ?loc mp "modtype";
Flags.if_verbose Feedback.msg_info
(str "Module Type " ++ Id.print id ++ str " is defined")
let vernac_end_modtype {loc;v=id} =
let mp = Declaremods.end_modtype () in
Dumpglob.dump_modref ?loc mp "modtype";
Flags.if_verbose Feedback.msg_info (str "Module Type " ++ Id.print id ++ str " is defined")
let vernac_include l = Declaremods.declare_include l
let vernac_begin_section ~poly ({v=id} as lid) =
Dumpglob.dump_definition lid true "sec";
Lib.open_section id;
set_bool_option_value_gen ~locality:OptLocal ["Universe"; "Polymorphism"] poly
let vernac_end_section {CAst.loc; v} =
Dumpglob.dump_reference ?loc
(DirPath.to_string (Lib.current_dirpath true)) "<>" "sec";
Lib.close_section ()
let vernac_name_sec_hyp {v=id} set = Proof_using.name_set id set
let msg_of_subsection ss id =
let kind =
match ss with
| Lib.OpenedModule (false,_,_,_) -> "module"
| Lib.OpenedModule (true,_,_,_) -> "module type"
| Lib.OpenedSection _ -> "section"
| _ -> "unknown"
in
Pp.str kind ++ spc () ++ Id.print id
let vernac_end_segment ~pm ~proof ({v=id} as lid) =
let ss = Lib.find_opening_node id in
let what_for = msg_of_subsection ss lid.v in
if Option.has_some proof then
CErrors.user_err (Pp.str "Command not supported (Open proofs remain).");
Declare.Obls.check_solved_obligations ~pm ~what_for;
match ss with
| Lib.OpenedModule (false,export,_,_) -> vernac_end_module export lid
| Lib.OpenedModule (true,_,_,_) -> vernac_end_modtype lid
| Lib.OpenedSection _ -> vernac_end_section lid
| _ -> assert false
let vernac_end_segment lid =
Vernacextend.TypedVernac {
inprog = Use; outprog = Pop; inproof = UseOpt; outproof = No;
run = (fun ~pm ~proof ->
let () = vernac_end_segment ~pm ~proof lid in
(), ())
}
[@@ocaml.warning "-40"]
let vernac_begin_segment ~interactive f =
let inproof = Vernacextend.InProof.(if interactive then Reject else Ignore) in
let outprog = Vernacextend.OutProg.(if interactive then Push else No) in
Vernacextend.TypedVernac {
inprog = Ignore; outprog; inproof; outproof = No;
run = (fun ~pm ~proof ->
let () = f () in
(), ())
}
[@@ocaml.warning "-40"]
let ?loc from file id =
if Global.sections_are_opened () then
user_err ?loc Pp.(str "Extra Dependencies cannot be declared inside sections.");
let hd, tl = Libnames.repr_qualid from in
let from = Libnames.add_dirpath_suffix hd tl in
ComExtraDeps.declare_extra_dep ?loc ~from ~file id
let constrexpr_is_string s = function
| { CAst.v = Constrexpr.CRef(x,None) } -> string_of_qualid x = s
| _ -> false
let =
CWarnings.create ~name:"extra-dep-in-comments" ~category:"deprecated"
(fun () ->
strbrk "The command \"From .. Extra Dependency ..\" is "++
strbrk "available since Coq 8.16, if you don't need to compile the "++
strbrk "file with order version of Coq please remove \"Comments\".")
let ?loc = function
| [ CommentConstr from_str;
CommentConstr { CAst.v = Constrexpr.CRef(from,None) };
CommentConstr ;
CommentConstr dependency_str;
CommentString file ] when
constrexpr_is_string "From" from_str&&
constrexpr_is_string "Extra" extra_str &&
constrexpr_is_string "Dependency" dependency_str
->
warn_comments_extra_dep ();
vernac_extra_dep ?loc from file None
| _ -> ()
let warn_require_in_section =
CWarnings.create ~name:"require-in-section" ~category:"fragile"
(fun () -> strbrk "Use of “Require” inside a section is fragile." ++ spc() ++
strbrk "It is not recommended to use this functionality in finished proof scripts.")
let vernac_require from export qidl =
if Global.sections_are_opened () then warn_require_in_section ();
let root = match from with
| None -> None
| Some from ->
let (hd, tl) = Libnames.repr_qualid from in
Some (Libnames.add_dirpath_suffix hd tl)
in
let () = match export with
| None -> List.iter (function
| _, ImportAll -> ()
| {CAst.loc}, ImportNames _ ->
CErrors.user_err ?loc Pp.(str "Used an import filter without importing."))
qidl
| Some (_,cats) -> if Option.has_some cats then check_no_filter_when_using_cats qidl
in
let locate (qid,_) =
let open Loadpath in
match locate_qualified_library ?root qid with
| Ok (_,dir,f) -> dir, f
| Error LibUnmappedDir -> raise (UnmappedLibrary (root, qid))
| Error LibNotFound -> raise (NotFoundLibrary (root, qid))
in
let modrefl = List.map locate qidl in
if Dumpglob.dump () then
List.iter2 (fun ({CAst.loc},_) (dp,_) -> Dumpglob.dump_libref ?loc dp "lib") qidl modrefl;
let lib_resolver = Loadpath.try_locate_absolute_library in
Library.require_library_from_dirpath ~lib_resolver modrefl;
Option.iter (fun (export,cats) ->
let cats = interp_import_cats cats in
List.iter2 (fun (m,_) (_,f) ->
import_module_with_filter ~export cats (MPfile m) f)
modrefl qidl)
export
let vernac_canonical ~local r =
Canonical.declare_canonical_structure ?local (smart_global r)
let vernac_coercion ~atts ref qidst =
let ref' = smart_global ref in
match qidst with
| Some (qids, qidt) ->
let ((local, poly), nonuniform), reversible =
Attributes.parse Notations.(locality ++ polymorphic ++ ComCoercion.nonuniform ++ reversible) atts in
let local = enforce_locality local in
let nonuniform = Option.default false nonuniform in
let reversible = Option.default false reversible in
let target = cl_of_qualid qidt in
let source = cl_of_qualid qids in
ComCoercion.try_add_new_coercion_with_target ref' ~local ~poly ~nonuniform ~reversible
~source ~target;
Flags.if_verbose Feedback.msg_info (pr_global ref' ++ str " is now a coercion")
| None ->
match Attributes.parse reversible atts with
| None -> user_err (str "Expected `: Sourceclass >-> Targetclass`.")
| Some reversible -> ComCoercion.change_reverse ref' ~reversible
let vernac_identity_coercion ~atts id qids qidt =
let local, poly = Attributes.(parse Notations.(locality ++ polymorphic) atts) in
let local = enforce_locality local in
let target = cl_of_qualid qidt in
let source = cl_of_qualid qids in
ComCoercion.try_add_new_identity_coercion id ~local ~poly ~source ~target
let vernac_instance_program ~atts ~pm name bl t props info =
Dumpglob.dump_constraint (fst name) false "inst";
let locality, poly =
Attributes.(parse (Notations.(Classes.instance_locality ++ polymorphic))) atts
in
let pm, _id = Classes.new_instance_program ~pm ~locality ~poly name bl t props info in
pm
let vernac_instance_interactive ~atts name bl t info props =
Dumpglob.dump_constraint (fst name) false "inst";
let locality, poly =
Attributes.(parse (Notations.(Classes.instance_locality ++ polymorphic))) atts
in
let _id, pstate =
Classes.new_instance_interactive ~locality ~poly name bl t info props in
pstate
let vernac_instance ~atts name bl t props info =
Dumpglob.dump_constraint (fst name) false "inst";
let locality, poly =
Attributes.(parse (Notations.(Classes.instance_locality ++ polymorphic))) atts
in
let _id : Id.t =
Classes.new_instance ~locality ~poly name bl t props info in
()
let vernac_declare_instance ~atts id bl inst pri =
Dumpglob.dump_definition (fst id) false "inst";
let (program, locality), poly =
Attributes.(parse (Notations.(program ++ Classes.instance_locality ++ polymorphic))) atts
in
Classes.declare_new_instance ~program_mode:program ~locality ~poly id bl inst pri
let vernac_existing_instance ~atts insts =
let locality = Attributes.parse Classes.instance_locality atts in
List.iter (fun (id, info) -> Classes.existing_instance locality id (Some info)) insts
let vernac_existing_class id =
Record.declare_existing_class (Nametab.global id)
let command_focus = Proof.new_focus_kind ()
let focus_command_cond = Proof.no_cond command_focus
let vernac_set_end_tac ~pstate tac =
let env = Genintern.empty_glob_sign (Global.env ()) in
let _, tac = Genintern.generic_intern env tac in
Declare.Proof.set_endline_tactic tac pstate
let expand filename =
Envars.expand_path_macros ~warn:(fun x -> Feedback.msg_warning (str x)) filename
let warn_add_loadpath = CWarnings.create ~name:"add-loadpath-deprecated" ~category:"deprecated"
(fun () -> strbrk "Commands \"Add LoadPath\" and \"Add Rec LoadPath\" are deprecated." ++ spc () ++
strbrk "Use command-line \"-Q\" or \"-R\" or put them in your _CoqProject file instead." ++ spc () ++
strbrk "If \"Add [Rec] LoadPath\" is an important feature for you, please open an issue at" ++ spc () ++
strbrk "https://github.com/coq/coq/issues" ++ spc () ++ strbrk "and explain your workflow.")
let vernac_add_loadpath ~implicit pdir coq_path =
let open Loadpath in
warn_add_loadpath ();
let pdir = expand pdir in
add_vo_path { unix_path = pdir; coq_path; has_ml = true; implicit; recursive = true }
let vernac_remove_loadpath path =
Loadpath.remove_load_path (expand path)
let vernac_add_ml_path path =
Mltop.add_ml_dir (expand path)
let vernac_declare_ml_module ~local l =
let local = Option.default false local in
let l = List.map expand l in
Mltop.declare_ml_modules local l
let vernac_chdir = function
| None -> Feedback.msg_notice (str (Sys.getcwd()))
| Some path ->
begin
try Sys.chdir (expand path)
with Sys_error err ->
user_err Pp.(str ("Cd failed: " ^ err))
end;
Flags.if_verbose Feedback.msg_info (str (Sys.getcwd()))
let vernac_create_hintdb ~module_local id b =
Hints.create_hint_db module_local id TransparentState.full b
let warn_implicit_core_hint_db =
CWarnings.create ~name:"implicit-core-hint-db" ~category:"deprecated"
(fun () -> strbrk "Adding and removing hints in the core database implicitly is deprecated. "
++ strbrk"Please specify a hint database.")
let vernac_remove_hints ~atts dbnames ids =
let locality = Attributes.(parse really_hint_locality atts) in
let dbnames =
if List.is_empty dbnames then
(warn_implicit_core_hint_db (); ["core"])
else dbnames
in
Hints.remove_hints ~locality dbnames (List.map Smartlocate.global_with_alias ids)
let vernac_hints ~atts dbnames h =
let dbnames =
if List.is_empty dbnames then
(warn_implicit_core_hint_db (); ["core"])
else dbnames
in
let locality, poly = Attributes.(parse Notations.(really_hint_locality ++ polymorphic) atts) in
Hints.add_hints ~locality dbnames (ComHints.interp_hints ~poly h)
let vernac_abbreviation ~atts lid x only_parsing =
let module_local, deprecation = Attributes.(parse Notations.(module_locality ++ deprecation) atts) in
Dumpglob.dump_definition lid false "abbrev";
Metasyntax.add_abbreviation ~local:module_local deprecation (Global.env()) lid.v x only_parsing
let default_env () = {
Notation_term.ninterp_var_type = Id.Map.empty;
ninterp_rec_vars = Id.Map.empty;
}
let vernac_reserve bl =
let sb_decl = (fun (idl,c) ->
let env = Global.env() in
let sigma = Evd.from_env env in
let t,ctx = Constrintern.interp_type env sigma c in
let t = Flags.without_option Detyping.print_universes (fun () ->
Detyping.detype Detyping.Now false Id.Set.empty env (Evd.from_ctx ctx) t)
()
in
let t,_ = Notation_ops.notation_constr_of_glob_constr (default_env ()) t in
Reserve.declare_reserved_type idl t)
in List.iter sb_decl bl
let vernac_generalizable ~local =
let local = Option.default true local in
Implicit_quantifiers.declare_generalizable ~local
let allow_sprop_opt_name = ["Allow";"StrictProp"]
let cumul_sprop_opt_name = ["Cumulative";"StrictProp"]
let () =
declare_bool_option
{ optdepr = false;
optkey = allow_sprop_opt_name;
optread = (fun () -> Global.sprop_allowed());
optwrite = Global.set_allow_sprop }
let () =
declare_bool_option
{ optdepr = false;
optkey = cumul_sprop_opt_name;
optread = Global.is_cumulative_sprop;
optwrite = Global.set_cumulative_sprop }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Silent"];
optread = (fun () -> !Flags.quiet);
optwrite = ((:=) Flags.quiet) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Implicit";"Arguments"];
optread = Impargs.is_implicit_args;
optwrite = Impargs.make_implicit_args }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Strict";"Implicit"];
optread = Impargs.is_strict_implicit_args;
optwrite = Impargs.make_strict_implicit_args }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Strongly";"Strict";"Implicit"];
optread = Impargs.is_strongly_strict_implicit_args;
optwrite = Impargs.make_strongly_strict_implicit_args }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Contextual";"Implicit"];
optread = Impargs.is_contextual_implicit_args;
optwrite = Impargs.make_contextual_implicit_args }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Reversible";"Pattern";"Implicit"];
optread = Impargs.is_reversible_pattern_implicit_args;
optwrite = Impargs.make_reversible_pattern_implicit_args }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Maximal";"Implicit";"Insertion"];
optread = Impargs.is_maximal_implicit_args;
optwrite = Impargs.make_maximal_implicit_args }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Printing";"Coercions"];
optread = (fun () -> !Constrextern.print_coercions);
optwrite = (fun b -> Constrextern.print_coercions := b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Printing";"Parentheses"];
optread = (fun () -> !Constrextern.print_parentheses);
optwrite = (fun b -> Constrextern.print_parentheses := b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Printing";"Implicit"];
optread = (fun () -> !Constrextern.print_implicits);
optwrite = (fun b -> Constrextern.print_implicits := b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Printing";"Implicit";"Defensive"];
optread = (fun () -> !Constrextern.print_implicits_defensive);
optwrite = (fun b -> Constrextern.print_implicits_defensive := b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Printing";"Projections"];
optread = (fun () -> !Constrextern.print_projections);
optwrite = (fun b -> Constrextern.print_projections := b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Printing";"Notations"];
optread = (fun () -> not !Constrextern.print_no_symbol);
optwrite = (fun b -> Constrextern.print_no_symbol := not b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Printing";"Raw";"Literals"];
optread = (fun () -> !Constrextern.print_raw_literal);
optwrite = (fun b -> Constrextern.print_raw_literal := b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Printing";"All"];
optread = (fun () -> !Flags.raw_print);
optwrite = (fun b -> Flags.raw_print := b) }
let () =
declare_int_option
{ optdepr = false;
optkey = ["Inline";"Level"];
optread = (fun () -> Some (Flags.get_inline_level ()));
optwrite = (fun o ->
let lev = Option.default Flags.default_inline_level o in
Flags.set_inline_level lev) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Kernel"; "Term"; "Sharing"];
optread = (fun () -> (Global.typing_flags ()).Declarations.share_reduction);
optwrite = Global.set_share_reduction }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Printing";"Compact";"Contexts"];
optread = (fun () -> Printer.get_compact_context());
optwrite = (fun b -> Printer.set_compact_context b) }
let () =
declare_int_option
{ optdepr = false;
optkey = ["Printing";"Depth"];
optread = Topfmt.get_depth_boxes;
optwrite = Topfmt.set_depth_boxes }
let () =
declare_int_option
{ optdepr = false;
optkey = ["Printing";"Width"];
optread = Topfmt.get_margin;
optwrite = Topfmt.set_margin }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Printing";"Universes"];
optread = (fun () -> !Constrextern.print_universes);
optwrite = (fun b -> Constrextern.print_universes:=b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Dump";"Bytecode"];
optread = (fun () -> !Vmbytegen.dump_bytecode);
optwrite = (:=) Vmbytegen.dump_bytecode }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Dump";"Lambda"];
optread = (fun () -> !Vmlambda.dump_lambda);
optwrite = (:=) Vmlambda.dump_lambda }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Parsing";"Explicit"];
optread = (fun () -> !Constrintern.parsing_explicit);
optwrite = (fun b -> Constrintern.parsing_explicit := b) }
let () =
declare_string_option ~preprocess:CWarnings.normalize_flags_string
{ optdepr = false;
optkey = ["Warnings"];
optread = CWarnings.get_flags;
optwrite = CWarnings.set_flags }
let () =
declare_string_option
{ optdepr = false;
optkey = ["Debug"];
optread = CDebug.get_flags;
optwrite = CDebug.set_flags }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Guard"; "Checking"];
optread = (fun () -> (Global.typing_flags ()).Declarations.check_guarded);
optwrite = (fun b -> Global.set_check_guarded b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Positivity"; "Checking"];
optread = (fun () -> (Global.typing_flags ()).Declarations.check_positive);
optwrite = (fun b -> Global.set_check_positive b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Universe"; "Checking"];
optread = (fun () -> (Global.typing_flags ()).Declarations.check_universes);
optwrite = (fun b -> Global.set_check_universes b) }
let () =
declare_bool_option
{ optdepr = false;
optkey = ["Definitional"; "UIP"];
optread = (fun () -> (Global.typing_flags ()).Declarations.allow_uip);
optwrite = (fun b -> Global.set_typing_flags
{(Global.typing_flags ()) with Declarations.allow_uip = b})
}
let vernac_set_strategy ~local l =
let open Tacred in
let local = Option.default false local in
let glob_ref r =
match smart_global r with
| GlobRef.ConstRef sp -> EvalConstRef sp
| GlobRef.VarRef id -> EvalVarRef id
| _ -> user_err Pp.(str
"Cannot set an inductive type or a constructor as transparent.") in
let l = List.map (fun (lev,ql) -> (lev,List.map glob_ref ql)) l in
Redexpr.set_strategy local l
let vernac_set_opacity ~local (v,l) =
let open Tacred in
let local = Option.default true local in
let glob_ref r =
match smart_global r with
| GlobRef.ConstRef sp -> EvalConstRef sp
| GlobRef.VarRef id -> EvalVarRef id
| _ -> user_err Pp.(str
"Cannot set an inductive type or a constructor as transparent.") in
let l = List.map glob_ref l in
Redexpr.set_strategy local [v,l]
let vernac_set_option0 ~locality key opt =
match opt with
| OptionUnset -> unset_option_value_gen ~locality key
| OptionSetString s -> set_string_option_value_gen ~locality key s
| OptionSetInt n -> set_int_option_value_gen ~locality key (Some n)
| OptionSetTrue -> set_bool_option_value_gen ~locality key true
let vernac_set_append_option ~locality key s =
set_string_option_append_value_gen ~locality key s
let vernac_set_option ~locality table v = match v with
| OptionSetString s ->
if CString.List.equal table ["Warnings"] || CString.List.equal table ["Debug"] then
vernac_set_append_option ~locality table s
else
let (last, prefix) = List.sep_last table in
if String.equal last "Append" && not (List.is_empty prefix) then
vernac_set_append_option ~locality prefix s
else
vernac_set_option0 ~locality table v
| _ -> vernac_set_option0 ~locality table v
let vernac_add_option = iter_table { aux = fun table -> table.add }
let vernac_remove_option = iter_table { aux = fun table -> table.remove }
let vernac_mem_option = iter_table { aux = fun table -> table.mem }
let vernac_print_option key =
try (get_ref_table key).print ()
with Not_found ->
try (get_string_table key).print ()
with Not_found ->
try print_option_value key
with Not_found -> error_undeclared_key key
let get_current_context_of_args ~pstate =
match pstate with
| None -> fun _ ->
let env = Global.env () in Evd.(from_env env, env)
| Some lemma ->
function
| Some n -> Declare.Proof.get_goal_context lemma n
| None -> Declare.Proof.get_current_context lemma
let query_command_selector ?loc = function
| None -> None
| Some (Goal_select.SelectNth n) -> Some n
| _ -> user_err ?loc
(str "Query commands only support the single numbered goal selector.")
let vernac_check_may_eval ~pstate redexp glopt rc =
let glopt = query_command_selector glopt in
let sigma, env = get_current_context_of_args ~pstate glopt in
let sigma, c = Constrintern.interp_open_constr ~expected_type:Pretyping.UnknownIfTermOrType env sigma rc in
let sigma = Evarconv.solve_unif_constraints_with_heuristics env sigma in
Evarconv.check_problems_are_solved env sigma;
let sigma = Evd.minimize_universes sigma in
let uctx = Evd.universe_context_set sigma in
let env = Environ.push_context_set uctx (Evarutil.nf_env_evar sigma env) in
let j =
if Evarutil.has_undefined_evars sigma c then
Evarutil.j_nf_evar sigma (Retyping.get_judgment_of env sigma c)
else
let c = EConstr.to_constr sigma c in
Environ.on_judgment EConstr.of_constr (Arguments_renaming.rename_typing env c)
in
let j = { j with Environ.uj_type = Reductionops.nf_betaiota env sigma j.Environ.uj_type } in
let pp = match redexp with
| None ->
let evars_of_term c = Evarutil.undefined_evars_of_term sigma c in
let l = Evar.Set.union (evars_of_term j.Environ.uj_val) (evars_of_term j.Environ.uj_type) in
Prettyp.print_judgment env sigma j ++
pr_ne_evar_set (fnl () ++ str "where" ++ fnl ()) (mt ()) sigma l
| Some r ->
let (sigma,r_interp) = Hook.get f_interp_redexp env sigma r in
let redfun env evm c =
let (redfun, _) = Redexpr.reduction_of_red_expr env r_interp in
let (_, c) = redfun env evm c in
c
in
Prettyp.print_eval redfun env sigma rc j
in
pp ++ Printer.pr_universe_ctx_set sigma uctx
let vernac_declare_reduction ~local s r =
let local = Option.default false local in
let env = Global.env () in
let sigma = Evd.from_env env in
Redexpr.declare_red_expr local s (snd (Hook.get f_interp_redexp env sigma r))
let vernac_global_check c =
let env = Global.env() in
let sigma = Evd.from_env env in
let c,uctx = Constrintern.interp_constr env sigma c in
let senv = Global.safe_env() in
let uctx = UState.context_set uctx in
let senv = Safe_typing.push_context_set ~strict:false uctx senv in
let c = EConstr.to_constr sigma c in
let j = Safe_typing.typing senv c in
let env = Safe_typing.env_of_safe_env senv in
Prettyp.print_safe_judgment env sigma j ++
pr_universe_ctx_set sigma uctx
let get_nth_goal ~pstate n =
let pf = Declare.Proof.get pstate in
let Proof.{goals;sigma} = Proof.data pf in
(sigma, List.nth goals (n - 1))
let print_about_hyp_globs ~pstate ?loc ref_or_by_not udecl glopt =
let exception NoHyp in
let open Context.Named.Declaration in
try
let pstate = match pstate with
| None -> raise Not_found
| Some pstate -> pstate
in
let glnumopt = query_command_selector ?loc glopt in
let (sigma, ev), id =
let open Constrexpr in
match glnumopt, ref_or_by_not.v with
| None,AN qid when qualid_is_ident qid ->
(try get_nth_goal ~pstate 1, qualid_basename qid with _ -> raise NoHyp)
| Some n,AN qid when qualid_is_ident qid ->
(try get_nth_goal ~pstate n, qualid_basename qid
with
Failure _ -> user_err ?loc
(str "No such goal: " ++ int n ++ str "."))
| _ , _ -> raise NoHyp in
let hyps = Evd.evar_filtered_context (Evd.find sigma ev) in
let decl = Context.Named.lookup id hyps in
let natureofid = match decl with
| LocalAssum _ -> "Hypothesis"
| LocalDef (_,bdy,_) ->"Constant (let in)" in
let sigma, env = Declare.Proof.get_current_context pstate in
v 0 (Id.print id ++ str":" ++ pr_econstr_env env sigma (NamedDecl.get_type decl) ++ fnl() ++ fnl()
++ str natureofid ++ str " of the goal context.")
with
| NoHyp | Not_found ->
let sigma, env = get_current_or_global_context ~pstate in
Prettyp.print_about env sigma ref_or_by_not udecl
let vernac_print ~pstate =
let sigma, env = get_current_or_global_context ~pstate in
function
| PrintTypingFlags -> pr_typing_flags (Environ.typing_flags (Global.env ()))
| PrintTables -> print_tables ()
| PrintFullContext-> Prettyp.print_full_context_typ env sigma
| PrintSectionContext qid -> Prettyp.print_sec_context_typ env sigma qid
| PrintInspect n -> Prettyp.inspect env sigma n
| PrintGrammar ent -> Metasyntax.pr_grammar ent
| PrintCustomGrammar ent -> Metasyntax.pr_custom_grammar ent
| PrintLoadPath dir -> print_loadpath dir
| PrintLibraries -> print_libraries ()
| PrintModule qid -> print_module qid
| PrintModuleType qid -> print_modtype qid
| PrintNamespace ns -> print_namespace ~pstate ns
| PrintMLLoadPath -> Mltop.print_ml_path ()
| PrintMLModules -> Mltop.print_ml_modules ()
| PrintDebugGC -> Mltop.print_gc ()
| PrintName (qid,udecl) ->
dump_global qid;
Prettyp.print_name env sigma qid udecl
| PrintGraph -> Prettyp.print_graph ()
| PrintClasses -> Prettyp.print_classes()
| PrintTypeClasses -> Prettyp.print_typeclasses()
| PrintInstances c -> Prettyp.print_instances (smart_global c)
| PrintCoercions -> Prettyp.print_coercions ()
| PrintNotation (entry, ntnstr) -> Prettyp.print_notation env sigma entry ntnstr
| PrintCoercionPaths (cls,clt) ->
Prettyp.print_path_between (cl_of_qualid cls) (cl_of_qualid clt)
| PrintCanonicalConversions qids ->
let grefs = List.map Smartlocate.smart_global qids in
Prettyp.print_canonical_projections env sigma grefs
| PrintUniverses (sort, subgraph, dst) -> print_universes ~sort ~subgraph dst
| PrintHint r -> Hints.pr_hint_ref env sigma (smart_global r)
| PrintHintGoal ->
begin match pstate with
| Some pstate ->
let pf = Declare.Proof.get pstate in
Hints.pr_applicable_hint pf
| None ->
str "No proof in progress"
end
| PrintHintDbName s -> Hints.pr_hint_db_by_name env sigma s
| PrintHintDb -> Hints.pr_searchtable env sigma
| PrintScopes ->
Notation.pr_scopes (Constrextern.without_symbols (pr_glob_constr_env env sigma))
| PrintScope s ->
Notation.pr_scope (Constrextern.without_symbols (pr_glob_constr_env env sigma)) s
| PrintVisibility s ->
Notation.pr_visibility (Constrextern.without_symbols (pr_glob_constr_env env sigma)) s
| PrintAbout (ref_or_by_not,udecl,glnumopt) ->
print_about_hyp_globs ~pstate ref_or_by_not udecl glnumopt
| PrintImplicit qid ->
dump_global qid;
Prettyp.print_impargs qid
| PrintAssumptions (o,t,r) ->
let gr = smart_global r in
let cstr = Globnames.printable_constr_of_global gr in
let st = Conv_oracle.get_transp_state (Environ.oracle (Global.env())) in
let nassums =
Assumptions.assumptions st ~add_opaque:o ~add_transparent:t gr cstr in
Printer.pr_assumptionset env sigma nassums
| PrintStrategy r -> print_strategy r
| PrintRegistered -> print_registered ()
let vernac_search ~pstate ~atts s gopt r =
let open ComSearch in
let gopt = query_command_selector gopt in
let sigma, env =
match gopt with
| None -> begin
try get_goal_or_global_context ~pstate 1
with Proof.NoSuchGoal _ -> let env = Global.env () in Evd.from_env env, env
end
| Some g -> get_goal_or_global_context ~pstate g
in
interp_search env sigma s r
let vernac_locate ~pstate = let open Constrexpr in function
| LocateAny {v=AN qid} -> Prettyp.print_located_qualid qid
| LocateTerm {v=AN qid} -> Prettyp.print_located_term qid
| LocateAny {v=ByNotation (ntn, sc)}
| LocateTerm {v=ByNotation (ntn, sc)} ->
let sigma, env = get_current_or_global_context ~pstate in
Notation.locate_notation
(Constrextern.without_symbols (pr_glob_constr_env env sigma)) ntn sc
| LocateLibrary qid -> print_located_library qid
| LocateModule qid -> Prettyp.print_located_module qid
| LocateOther (s, qid) -> Prettyp.print_located_other s qid
| LocateFile f -> locate_file f
let vernac_register qid r =
let gr = Smartlocate.global_with_alias qid in
match r with
| RegisterInline ->
begin match gr with
| GlobRef.ConstRef c -> Global.register_inline c
| _ -> CErrors.user_err (Pp.str "Register Inline: expecting a constant.")
end
| RegisterCoqlib n ->
let ns, id = Libnames.repr_qualid n in
if DirPath.equal (dirpath_of_string "kernel") ns then begin
if Global.sections_are_opened () then
user_err Pp.(str "Registering a kernel type is not allowed in sections.");
let CPrimitives.PIE pind = match Id.to_string id with
| "ind_bool" -> CPrimitives.(PIE PIT_bool)
| "ind_carry" -> CPrimitives.(PIE PIT_carry)
| "ind_pair" -> CPrimitives.(PIE PIT_pair)
| "ind_cmp" -> CPrimitives.(PIE PIT_cmp)
| "ind_f_cmp" -> CPrimitives.(PIE PIT_f_cmp)
| "ind_f_class" -> CPrimitives.(PIE PIT_f_class)
| k -> CErrors.user_err Pp.(str "Register: unknown identifier “" ++ str k ++ str "” in the \"kernel\" namespace.")
in
match gr with
| GlobRef.IndRef ind -> Global.register_inductive ind pind
| _ -> CErrors.user_err (Pp.str "Register in kernel: expecting an inductive type.")
end
else Coqlib.register_ref (Libnames.string_of_qualid n) gr
let vernac_focus ~pstate gln =
Declare.Proof.map ~f:(fun p ->
match gln with
| None -> Proof.focus focus_command_cond () 1 p
| Some 0 ->
user_err Pp.(str "Invalid goal number: 0. Goal numbering starts with 1.")
| Some n ->
Proof.focus focus_command_cond () n p)
pstate
let vernac_unfocus ~pstate =
Declare.Proof.map
~f:(fun p -> Proof.unfocus command_focus p ())
pstate
let vernac_unfocused ~pstate =
let p = Declare.Proof.get pstate in
if Proof.unfocused p then
str"The proof is indeed fully unfocused."
else
user_err Pp.(str "The proof is not fully unfocused.")
let subproof_kind = Proof.new_focus_kind ()
let subproof_cond = Proof.done_cond subproof_kind
let vernac_subproof gln ~pstate =
Declare.Proof.map ~f:(fun p ->
match gln with
| None -> Proof.focus subproof_cond () 1 p
| Some (Goal_select.SelectNth n) -> Proof.focus subproof_cond () n p
| Some (Goal_select.SelectId id) -> Proof.focus_id subproof_cond () id p
| _ -> user_err
(str "Brackets do not support multi-goal selectors."))
pstate
let vernac_end_subproof ~pstate =
Declare.Proof.map ~f:(fun p ->
Proof.unfocus subproof_kind p ())
pstate
let vernac_bullet (bullet : Proof_bullet.t) ~pstate =
Declare.Proof.map ~f:(fun p ->
Proof_bullet.put p bullet) pstate
let vernac_show ~pstate =
match pstate with
| None ->
begin function
| ShowProof -> show_proof ~pstate:None
| ShowMatch id -> show_match id
| _ ->
user_err (str "This command requires an open proof.")
end
| Some pstate ->
let proof = Declare.Proof.get pstate in
begin function
| ShowGoal goalref ->
begin match goalref with
| OpenSubgoals -> pr_open_subgoals proof
| NthGoal n -> pr_nth_open_subgoal ~proof n
| GoalId id -> pr_goal_by_id ~proof id
end
| ShowExistentials -> show_top_evars ~proof
| ShowUniverses -> show_universes ~proof
| ShowProofNames ->
Id.print (Declare.Proof.get_name pstate)
| ShowIntros all -> show_intro ~proof all
| ShowProof -> show_proof ~pstate:(Some pstate)
| ShowMatch id -> show_match id
end
let vernac_check_guard ~pstate =
let pts = Declare.Proof.get pstate in
let pfterm = List.hd (Proof.partial_proof pts) in
let message =
try
let { Proof.entry; Proof.sigma } = Proof.data pts in
let hyps, _, _ = List.hd (Proofview.initial_goals entry) in
let env = Environ.reset_with_named_context hyps (Global.env ()) in
Inductiveops.control_only_guard env sigma pfterm;
(str "The condition holds up to here")
with UserError s ->
(str ("Condition violated: ") ++ s ++ str ".")
in message
let translate_vernac ?loc ~atts v = let open Vernacextend in match v with
| VernacAbortAll
| VernacRestart
| VernacUndo _
| VernacUndoTo _
| VernacResetName _
| VernacResetInitial
| VernacBack _ ->
anomaly (str "type_vernac")
| VernacLoad _ ->
anomaly (str "Load is not supported recursively")
| VernacReservedNotation (infix, sl) ->
vtdefault(fun () -> with_module_locality ~atts vernac_reserved_notation ~infix sl)
| VernacDeclareScope sc ->
vtdefault(fun () -> with_module_locality ~atts vernac_declare_scope sc)
| VernacDelimiters (sc,lr) ->
vtdefault(fun () -> with_module_locality ~atts vernac_delimiters sc lr)
| VernacBindScope (sc,rl) ->
vtdefault(fun () -> with_module_locality ~atts vernac_bind_scope sc rl)
| VernacOpenCloseScope (b, s) ->
vtdefault(fun () -> with_section_locality ~atts vernac_open_close_scope (b,s))
| VernacNotation (infix,c,infpl,sc) ->
vtdefault(fun () -> vernac_notation ~atts ~infix c infpl sc)
| VernacNotationAddFormat(n,k,v) ->
vtdefault(fun () ->
unsupported_attributes atts;
Metasyntax.add_notation_extra_printing_rule n k v)
| VernacDeclareCustomEntry s ->
vtdefault(fun () -> with_module_locality ~atts vernac_custom_entry s)
| VernacDefinition (discharge,lid,DefineBody (bl,red_option,c,typ)) ->
let coercion = match discharge with _, Decls.Coercion -> true | _ -> false in
vtmodifyprogram (fun ~pm ->
with_def_attributes ~coercion ~atts
vernac_definition ~pm discharge lid bl red_option c typ)
| VernacDefinition (discharge,lid,ProveBody(bl,typ)) ->
let coercion = match discharge with _, Decls.Coercion -> true | _ -> false in
vtopenproof(fun () ->
with_def_attributes ~coercion ~atts
vernac_definition_interactive discharge lid bl typ)
| VernacStartTheoremProof (k,l) ->
vtopenproof(fun () -> with_def_attributes ~atts vernac_start_proof k l)
| VernacExactProof c ->
vtcloseproof (fun ~lemma ->
unsupported_attributes atts;
vernac_exact_proof ~lemma c)
| VernacDefineModule (export,lid,bl,mtys,mexprl) ->
let i () =
unsupported_attributes atts;
vernac_define_module export lid bl mtys mexprl in
vernac_begin_segment ~interactive:(List.is_empty mexprl) i
| VernacDeclareModuleType (lid,bl,mtys,mtyo) ->
vernac_begin_segment ~interactive:(List.is_empty mtyo) (fun () ->
unsupported_attributes atts;
vernac_declare_module_type lid bl mtys mtyo)
| VernacAssumption ((discharge,kind),nl,l) ->
vtdefault(fun () -> with_def_attributes ~atts vernac_assumption discharge kind l nl)
| VernacInductive (finite, l) ->
vtdefault(fun () -> vernac_inductive ~atts finite l)
| VernacFixpoint (discharge, l) ->
let opens = List.exists (fun { body_def } -> Option.is_empty body_def) l in
if opens then
vtopenproof (fun () ->
with_def_attributes ~atts vernac_fixpoint_interactive discharge l)
else
vtmodifyprogram (fun ~pm ->
with_def_attributes ~atts (vernac_fixpoint ~pm) discharge l)
| VernacCoFixpoint (discharge, l) ->
let opens = List.exists (fun { body_def } -> Option.is_empty body_def) l in
if opens then
vtopenproof(fun () -> with_def_attributes ~atts vernac_cofixpoint_interactive discharge l)
else
vtmodifyprogram(fun ~pm -> with_def_attributes ~atts (vernac_cofixpoint ~pm) discharge l)
| VernacScheme l ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_scheme l)
| VernacSchemeEquality (sch,id) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_scheme_equality sch id)
| VernacCombinedScheme (id, l) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_combined_scheme id l)
| VernacUniverse l ->
vtdefault(fun () -> vernac_universe ~poly:(only_polymorphism atts) l)
| VernacConstraint l ->
vtdefault(fun () -> vernac_constraint ~poly:(only_polymorphism atts) l)
| VernacDeclareModule (export,lid,bl,mtyo) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_declare_module export lid bl mtyo)
| VernacInclude in_asts ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_include in_asts)
| VernacBeginSection lid ->
vernac_begin_segment ~interactive:true (fun () ->
vernac_begin_section ~poly:(only_polymorphism atts) lid)
| VernacEndSegment lid ->
unsupported_attributes atts;
vernac_end_segment lid
| VernacNameSectionHypSet (lid, set) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_name_sec_hyp lid set)
| VernacExtraDependency(from,file,id) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_extra_dep ?loc from file id)
| VernacRequire (from, export, qidl) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_require from export qidl)
| VernacImport (export,qidl) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_import export qidl)
| VernacCanonical qid ->
vtdefault(fun () ->
vernac_canonical ~local:(only_locality atts) qid)
| VernacCoercion (r,st) ->
vtdefault(fun () -> vernac_coercion ~atts r st)
| VernacIdentityCoercion ({v=id},s,t) ->
vtdefault(fun () -> vernac_identity_coercion ~atts id s t)
| VernacInstance (name, bl, t, props, info) ->
let atts, program = Attributes.(parse_with_extra program) atts in
if program then
vtmodifyprogram (vernac_instance_program ~atts name bl t props info)
else begin match props with
| None ->
vtopenproof (fun () ->
vernac_instance_interactive ~atts name bl t info None)
| Some props ->
let atts, refine = Attributes.parse_with_extra Classes.refine_att atts in
if refine then
vtopenproof (fun () ->
vernac_instance_interactive ~atts name bl t info (Some props))
else
vtdefault (fun () ->
vernac_instance ~atts name bl t props info)
end
| VernacDeclareInstance (id, bl, inst, info) ->
vtdefault(fun () -> vernac_declare_instance ~atts id bl inst info)
| VernacContext sup ->
vtdefault(fun () -> ComAssumption.do_context ~poly:(only_polymorphism atts) sup)
| VernacExistingInstance insts ->
vtdefault(fun () -> vernac_existing_instance ~atts insts)
| VernacExistingClass id ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_existing_class id)
| VernacAddLoadPath { implicit; physical_path; logical_path } ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_add_loadpath ~implicit physical_path logical_path)
| VernacRemoveLoadPath s ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_remove_loadpath s)
| VernacAddMLPath (s) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_add_ml_path s)
| VernacDeclareMLModule l ->
vtdefault(fun () -> with_locality ~atts vernac_declare_ml_module l)
| VernacChdir s ->
vtdefault(fun () -> unsupported_attributes atts; vernac_chdir s)
| VernacCreateHintDb (dbname,b) ->
vtdefault(fun () ->
with_module_locality ~atts vernac_create_hintdb dbname b)
| VernacRemoveHints (dbnames,ids) ->
vtdefault(fun () ->
vernac_remove_hints ~atts dbnames ids)
| VernacHints (dbnames,hints) ->
vtdefault(fun () ->
vernac_hints ~atts dbnames hints)
| VernacSyntacticDefinition (id,c,b) ->
vtdefault(fun () -> vernac_abbreviation ~atts id c b)
| VernacArguments (qid, args, more_implicits, flags) ->
vtdefault(fun () ->
with_section_locality ~atts
(ComArguments.vernac_arguments qid args more_implicits flags))
| VernacReserve bl ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_reserve bl)
| VernacGeneralizable gen ->
vtdefault(fun () -> with_locality ~atts vernac_generalizable gen)
| VernacSetOpacity qidl ->
vtdefault(fun () -> with_locality ~atts vernac_set_opacity qidl)
| VernacSetStrategy l ->
vtdefault(fun () -> with_locality ~atts vernac_set_strategy l)
| VernacSetOption (export,key,v) ->
let atts = if export then CAst.make ?loc ("export", VernacFlagEmpty) :: atts else atts in
vtdefault(fun () ->
vernac_set_option ~locality:(parse option_locality atts) key v)
| VernacRemoveOption (key,v) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_remove_option key v)
| VernacAddOption (key,v) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_add_option key v)
| VernacMemOption (key,v) ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_mem_option key v)
| VernacPrintOption key ->
vtdefault(fun () ->
unsupported_attributes atts;
vernac_print_option key)
| VernacCheckMayEval (r,g,c) ->
vtreadproofopt(fun ~pstate ->
unsupported_attributes atts;
Feedback.msg_notice @@
vernac_check_may_eval ~pstate r g c)
| VernacDeclareReduction (s,r) ->
vtdefault(fun () ->
with_locality ~atts vernac_declare_reduction s r)
| VernacGlobalCheck c ->
vtdefault(fun () ->
unsupported_attributes atts;
Feedback.msg_notice @@ vernac_global_check c)
| VernacPrint p ->
vtreadproofopt(fun ~pstate ->
unsupported_attributes atts;
Feedback.msg_notice @@ vernac_print ~pstate p)
| VernacSearch (s,g,r) ->
vtreadproofopt(
unsupported_attributes atts;
vernac_search ~atts s g r)
| VernacLocate l ->
vtreadproofopt(fun ~pstate ->
unsupported_attributes atts;
Feedback.msg_notice @@ vernac_locate ~pstate l)
| VernacRegister (qid, r) ->
vtnoproof(fun () ->
unsupported_attributes atts;
vernac_register qid r)
| VernacPrimitive ((id, udecl), prim, typopt) ->
vtdefault(fun () ->
unsupported_attributes atts;
ComPrimitive.do_primitive id udecl prim typopt)
| VernacComments l ->
vtdefault(fun () ->
unsupported_attributes atts;
forward_compat_extra_dependency ?loc l;
Flags.if_verbose Feedback.msg_info (str "Comments ok\n"))
| VernacFocus n ->
vtmodifyproof(unsupported_attributes atts;vernac_focus n)
| VernacUnfocus ->
vtmodifyproof(unsupported_attributes atts;vernac_unfocus)
| VernacUnfocused ->
vtreadproof(fun ~pstate ->
unsupported_attributes atts;
Feedback.msg_notice @@ vernac_unfocused ~pstate)
| VernacBullet b ->
vtmodifyproof(
unsupported_attributes atts;
vernac_bullet b)
| VernacSubproof n ->
vtmodifyproof(
unsupported_attributes atts;
vernac_subproof n)
| VernacEndSubproof ->
vtmodifyproof(
unsupported_attributes atts;
vernac_end_subproof)
| VernacShow s ->
vtreadproofopt(fun ~pstate ->
unsupported_attributes atts;
Feedback.msg_notice @@ vernac_show ~pstate s)
| VernacCheckGuard ->
vtreadproof(fun ~pstate ->
unsupported_attributes atts;
Feedback.msg_notice @@ vernac_check_guard ~pstate)
| VernacProof (tac, using) ->
vtmodifyproof(fun ~pstate ->
unsupported_attributes atts;
let using = Option.append using (Proof_using.get_default_proof_using ()) in
let tacs = if Option.is_empty tac then "tac:no" else "tac:yes" in
let usings = if Option.is_empty using then "using:no" else "using:yes" in
Aux_file.record_in_aux_at "VernacProof" (tacs^" "^usings);
let pstate = Option.cata (vernac_set_end_tac ~pstate) pstate tac in
Option.cata (vernac_set_used_variables ~pstate) pstate using)
| VernacProofMode mn ->
vtdefault(fun () -> unsupported_attributes atts)
| VernacEndProof pe ->
unsupported_attributes atts;
vtcloseproof (vernac_end_proof pe)
| VernacAbort ->
unsupported_attributes atts;
vtcloseproof vernac_abort
| VernacExtend (opn,args) ->
Vernacextend.type_vernac ?loc ~atts opn args ()